拐沟坝地是黄河上游黄土高原水土流失严重地区的农民在多年的劳动中所创造出来的一种水土保持方法,就是在不大的黄土支沟沟底拦沟筑起一道道的小土坝。工程简单、费工少、拦泥效益大,能结合农业生产,适宜推广,尤其是在防旱及增强土壤 Shoal ditch dam is the upper reaches of the Yellow River in the Loess Plateau severe soil erosion in peasants over many years of labor created by a method of soil and water conservation, that is, . The project is simple, less work, stop mud benefits, can be integrated with agricultural production, suitable for promotion, especially in drought and soil enhancement